TABLE 1.
Demographics and clinicopathological data of 433 LGG patients from the TCGA database.
| Clinical variables | Total set number (%) | Training set number (%) | Validating set number (%) | p Value |
|---|---|---|---|---|
| Age at diagnosis | ||||
| <40 | 237 (54.73) | 159 (52.13) | 78 (60.94) | 0.1155 |
| ≥40 | 196 (45.27) | 146 (47.87) | 50 (39.06) | |
| Gender | ||||
| FEMALE | 197 (45.5) | 135 (44.26) | 62 (48.44) | 0.4899 |
| MALE | 236 (54.5) | 170 (55.74) | 66 (51.56) | |
| Grade | ||||
| G2 | 206 (47.58) | 141 (46.23) | 65 (50.78) | 0.4473 |
| G3 | 227 (52.42) | 164 (53.77) | 63 (49.22) | |
| Radiotherapy | ||||
| NO | 159 (36.72) | 113 (37.05) | 46 (35.94) | 0.9126 |
| YES | 274 (63.28) | 192 (62.95) | 82 (64.06) | |
| Chemotherapy | ||||
| NO | 182 (42.03) | 134 (43.93) | 48 (37.5) | 0.258 |
| YES | 251 (57.97) | 171 (56.07) | 80 (62.5) | |
| IDH status | ||||
| Mutation | 353 (81.52) | 246 (80.66) | 107 (83.59) | 0.5598 |
| Wild | 80 (18.48) | 59 (19.34) | 21 (16.41) |